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Proposal for a modified classification of isolated zygomatic arch fractures
Seil Jung1, Sihyun Yoon1, Sang Hyun Nam1
1Department of Plastic and Reconstructive Surgery, Inje University Sanggye Paik Hospital, Inje University School of Medicine, Seoul, Korea.
Archives of Craniofacial Surgery
|July 11, 2022
Summary
A new classification for isolated zygomatic arch fractures is proposed, considering injury vector and force. This system improves upon existing methods, aiding in determining surgery rates and injury severity for better patient outcomes.
Area of Science:
- Maxillofacial Surgery
- Orthopedic Trauma
- Facial Reconstruction
Background:
- Isolated zygomatic arch fractures lack a standardized classification system.
- Existing classifications are limited, omitting key factors like injury vector, greenstick fractures, and coronoid impingement.
- Previous classifications are often too complex for practical clinical use.
Purpose of the Study:
- To propose a modified classification for isolated zygomatic arch fractures.
- To address the limitations of existing classification systems.
- To develop a clinically applicable system that incorporates crucial injury factors.
Main Methods:
- Analysis and rearrangement of criteria from five prior zygomatic arch fracture classifications.
- Development of a modified classification incorporating displacement, injury vector, V-shaped fracture, and coronoid impingement.
- Retrospective analysis of 134 patient cases with isolated zygomatic arch fractures using the modified classification.
Main Results:
- A novel classification system (Types I-VI) for isolated zygomatic arch fractures was developed.
- Application of the modified classification revealed significant differences in surgery rates and injury severity across fracture types.
- Key factors identified include displacement, injury force vector, V-shaped fracture patterns, and coronoid impingement.
Conclusions:
- The proposed modified classification effectively incorporates injury force and vector.
- This classification system demonstrates a meaningful influence on determining surgery rates and injury severity.
- The new system offers a more comprehensive and clinically relevant approach to managing isolated zygomatic arch fractures.
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